<table>
    <tbody>
        <tr>
            <td width="130px"><?php echo $form->label('Product.supplier_part_no', 'Vendor Part no.'); ?></td>
            <td width="270px"><?php echo $form->text('Product.supplier_part_no'); ?></td>
            <td width="100px" class="top"><?php echo $form->label('CustProductSite.customer_id', 'Customer'); ?></td>
            <td><?php echo $form->select('CustProductSite.customer_id', $customers); ?></td>
        </tr>
        <tr>
            <td><?php echo $form->label('Product.category_id', 'Category'); ?></td>
            <td><?php echo $form->select('Product.category_id', $categories, null, array('class' => 'wide')); ?></td>
            <td class="top"><?php echo $form->label('CustProductSite.site_id', 'Site'); ?></td>
            <td><?php echo $form->select('CustProductSite.site_id'); ?></td>
        </tr>
        <tr>
            <td><?php echo $form->label('Product.brand_id', 'Brand'); ?></td>
            <td><?php echo $form->select('Product.brand_id', $brands, null, array('class' => 'wide')); ?></td>
        </tr>
        <tr>
            <td><?php echo $form->label('Product.model'); ?></td>
            <td><?php echo $form->text('Product.model', array('class' => 'wide')); ?></td>
        </tr>
        <tr>
            <td><?php echo $form->label('Product.title'); ?></td>
            <td><?php echo $form->text('Product.title', array('class' => 'wide')); ?></td>
        </tr>
    </tbody>
</table>
<script type="text/javascript">
    $j(function() {
        $j("#CustProductSiteCustomerId").bind('change', function() {
            requestOptions("sites", "CustProductSiteCustomerId", "CustProductSiteSiteId");
        });
    })
</script>